Check Point Advisories

Microsoft XML Core Services Information Disclosure (MS17-022: CVE-2017-0022)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0091
Date Published:	14 Mar 2017
Severity:	High
Last Updated:	Wednesday 10 May, 2017
Source:	Microsoft MS17-022
Industry Reference:	CVE-2017-0022
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows Vista Windows Server 2008 Windows 7 Windows Server 2008 R2 Windows 8.1 Windows Server 2012 and Windows Server 2012 R2 Windows RT 8.1 Windows 10 Windows Server 2016 Server Core installation
Vulnerability Description	An information vulnerability exists in Microsoft XML Core Services (MSXML). The vulnerability is caused when MSXML improperly handles objects in memory. A remote attacker could exploit this vulnerability by enticing the target user to open a specially crafted website.
Update/Patch Avaliable	Apply patches from: MS17-022

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft XML Core Services Information Disclosure (MS17-022: CVE-2017-0022) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Client Enforcement Violation.
Attack Information: Microsoft XML Core Services Information Disclosure (MS17-022: CVE-2017-0022)